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	<title>
	Comments on: The Origin of Syphilis	</title>
	<atom:link href="https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/feed/" rel="self" type="application/rss+xml" />
	<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/</link>
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		<title>
		By: John		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-555658</link>

		<dc:creator><![CDATA[John]]></dc:creator>
		<pubDate>Thu, 30 Nov 2017 23:28:42 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-555658</guid>

					<description><![CDATA[In reply to &lt;a href=&quot;https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2831&quot;&gt;chezjake&lt;/a&gt;.

This is a very good question. If Syphilis originated in the New World where did it come from? Molecular biology not so good on treponemes so far because you can&#039;t culture them. 
Yaws is the answer. Out of Africa. Found in the rain forest. Primates get infected with it.. Carried with poverty and close contact across the Bering Land Bridge. 
About the time of the conquistadores virulent mutation occured. 1493...Barcelona 
1494 Milan. 1499 in Venice and Scotland. Fast I know, but think of Smallpox and Measles on the other end. 
It did not arise in the Girl from Treponema]]></description>
			<content:encoded><![CDATA[<p>In reply to <a href="https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2831">chezjake</a>.</p>
<p>This is a very good question. If Syphilis originated in the New World where did it come from? Molecular biology not so good on treponemes so far because you can&#8217;t culture them.<br />
Yaws is the answer. Out of Africa. Found in the rain forest. Primates get infected with it.. Carried with poverty and close contact across the Bering Land Bridge.<br />
About the time of the conquistadores virulent mutation occured. 1493&#8230;Barcelona<br />
1494 Milan. 1499 in Venice and Scotland. Fast I know, but think of Smallpox and Measles on the other end.<br />
It did not arise in the Girl from Treponema</p>
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		<title>
		By: chamberino sam		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-550725</link>

		<dc:creator><![CDATA[chamberino sam]]></dc:creator>
		<pubDate>Wed, 08 Sep 2010 01:56:40 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-550725</guid>

					<description><![CDATA[There once was a Conquistador named Bruno,
Who said of sex I do know,
A woman is fine,
A boy os divine, 
But a llama is numero uno.]]></description>
			<content:encoded><![CDATA[<p>There once was a Conquistador named Bruno,<br />
Who said of sex I do know,<br />
A woman is fine,<br />
A boy os divine,<br />
But a llama is numero uno.</p>
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		<title>
		By: swapnakaj		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2835</link>

		<dc:creator><![CDATA[swapnakaj]]></dc:creator>
		<pubDate>Tue, 21 Apr 2009 04:56:17 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-2835</guid>

					<description><![CDATA[A good and informative blog, describing everything about the origin of syphilis.]]></description>
			<content:encoded><![CDATA[<p>A good and informative blog, describing everything about the origin of syphilis.</p>
]]></content:encoded>
		
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		<title>
		By: Ian		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2834</link>

		<dc:creator><![CDATA[Ian]]></dc:creator>
		<pubDate>Wed, 16 Jan 2008 08:03:36 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-2834</guid>

					<description><![CDATA[And here we thought it was spread by The Girl From Treponema:Tall and tan and young and lovelyThe girl from Treponema goes lovingAnd when she loves, each one she loves goes &quot;Ouch!&quot;....]]></description>
			<content:encoded><![CDATA[<p>And here we thought it was spread by The Girl From Treponema:Tall and tan and young and lovelyThe girl from Treponema goes lovingAnd when she loves, each one she loves goes &#8220;Ouch!&#8221;&#8230;.</p>
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		<title>
		By: the real cmf		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2833</link>

		<dc:creator><![CDATA[the real cmf]]></dc:creator>
		<pubDate>Tue, 15 Jan 2008 16:16:05 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-2833</guid>

					<description><![CDATA[sure, this all sounds nice and sciebntific, but we all know that true origins were with that coke dealer who always sits at the end of the bar, and wears &#039;cool&#039; hats so nobody knows he is going bald....that other theory, the one about the &#039;town pump&#039; is soooooo debunked by now.]]></description>
			<content:encoded><![CDATA[<p>sure, this all sounds nice and sciebntific, but we all know that true origins were with that coke dealer who always sits at the end of the bar, and wears &#8216;cool&#8217; hats so nobody knows he is going bald&#8230;.that other theory, the one about the &#8216;town pump&#8217; is soooooo debunked by now.</p>
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		<title>
		By: Greg Laden		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2832</link>

		<dc:creator><![CDATA[Greg Laden]]></dc:creator>
		<pubDate>Tue, 15 Jan 2008 13:02:01 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-2832</guid>

					<description><![CDATA[Jim:  There are plenty of New World zoonotic diseases.  Among the more icky ones are Bolivian Hemorrhagic Fever, Guanarito virus, Argentine hemorrhagic fever, possibly some versions of the Hanta virus, and possibly Yellow Fever.  Most of these have rodent reservoirs.]]></description>
			<content:encoded><![CDATA[<p>Jim:  There are plenty of New World zoonotic diseases.  Among the more icky ones are Bolivian Hemorrhagic Fever, Guanarito virus, Argentine hemorrhagic fever, possibly some versions of the Hanta virus, and possibly Yellow Fever.  Most of these have rodent reservoirs.</p>
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		<title>
		By: chezjake		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2831</link>

		<dc:creator><![CDATA[chezjake]]></dc:creator>
		<pubDate>Mon, 14 Jan 2008 21:51:28 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-2831</guid>

					<description><![CDATA[So, if yaws is the older disease (Wikipedia says it&#039;s been around for 1.5 million years, and clearly it could leave skeletal evidence.), where did it originate? Has it been universal in the tropics since ancient times, or did it too originate in the new world? Seems to me that this could provide significant evidence on the origins of syphilis.]]></description>
			<content:encoded><![CDATA[<p>So, if yaws is the older disease (Wikipedia says it&#8217;s been around for 1.5 million years, and clearly it could leave skeletal evidence.), where did it originate? Has it been universal in the tropics since ancient times, or did it too originate in the new world? Seems to me that this could provide significant evidence on the origins of syphilis.</p>
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		<title>
		By: Jim Thomerson		</title>
		<link>https://gregladen.com/blog/2008/01/14/the-origin-of-syphilis/#comment-2830</link>

		<dc:creator><![CDATA[Jim Thomerson]]></dc:creator>
		<pubDate>Mon, 14 Jan 2008 19:38:47 +0000</pubDate>
		<guid isPermaLink="false">http://scienceblogs.com/gregladen/2008/01/14/the-origin-of-syphilis/#comment-2830</guid>

					<description><![CDATA[One story is that syphillis transferred from llamas to humans in the new world.  If so, does that make it the only animal-origin human disease to originate in the New World? A side story: a colleague traveling in the coastal desert of Venezuela encountered a government team who were shooting wild donkeys.  The young lady in charge of the team told him they were being destroyed because they were a reservoir for syphillis.]]></description>
			<content:encoded><![CDATA[<p>One story is that syphillis transferred from llamas to humans in the new world.  If so, does that make it the only animal-origin human disease to originate in the New World? A side story: a colleague traveling in the coastal desert of Venezuela encountered a government team who were shooting wild donkeys.  The young lady in charge of the team told him they were being destroyed because they were a reservoir for syphillis.</p>
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